<span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">Dear friends,</span><br style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> <span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"></span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">Performing a</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">system upgrade,</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">I lost</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">important data from</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">a logical volume.</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">The only thing</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">I have to</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">retrieve that data</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">is</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">a snapshot</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">inactive,</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">because the</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">COW</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">out of space</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">in the update.</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">When I try to</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">mount the</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">snapshot</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">, I get</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">I /</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">O errors.</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">And</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">if I try to</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">mount the</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">partition </span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"></span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">COW, this</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">show me</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">unknown file</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">system </span> <span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">error</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">.</span><br style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> <br style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"></span><span class="hps atn" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">ż</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">I can</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">extract data from a</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">snapshot</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">invalid</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">or</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">Cow</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">?</span><br style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> <span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"></span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">Thanks and</span><span style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)"> </span><span class="hps" style="color:rgb(51,51,51);font-family:arial,sans-serif;font-size:16px;background-color:rgb(245,245,245)">regards.</span> <div> <br></div><div><br></div><div><div># dmsetup status</div><div>eBox--Veneyarna-swap_1: 0 20209664 linear</div><div>eBox--Veneyarna-root-real: 0 550223872 linear</div><div>eBox--Veneyarna-rootsnap: 0 550223872 snapshot Invalid</div> <div>eBox--Veneyarna-backups: 0 104857600 linear</div><div>eBox--Veneyarna-rootsnap-cow: 0 419430400 linear</div><div>eBox--Veneyarna-root: 0 550223872 snapshot-origin</div><div><br></div><div><br></div><div><br></div><div> # dmsetup table</div><div>eBox--Veneyarna-swap_1: 0 20209664 linear 8:5 550224256</div><div>eBox--Veneyarna-root-real: 0 550223872 linear 8:5 384</div><div>eBox--Veneyarna-rootsnap: 0 550223872 snapshot 252:0 252:2 P 16</div> <div>eBox--Veneyarna-backups: 0 104857600 linear 8:17 384</div><div>eBox--Veneyarna-rootsnap-cow: 0 419430400 linear 8:17 104857984</div><div>eBox--Veneyarna-root: 0 550223872 snapshot-origin 252:0</div><div><br></div><div> # vgdisplay</div><div> /dev/dm-3: read failed after 0 of 4096 at 0: Input/output error</div><div> --- Volume group ---</div><div> VG Name eBox-Veneyarna</div><div> System ID</div><div> Format lvm2</div> <div> Metadata Areas 2</div><div> Metadata Sequence No 23</div><div> VG Access read/write</div><div> VG Status resizable</div><div> MAX LV 0</div><div> Cur LV 4</div> <div> Open LV 1</div><div> Max PV 0</div><div> Cur PV 2</div><div> Act PV 2</div><div> VG Size 737.25 GiB</div><div> PE Size 4.00 MiB</div> <div> Total PE 188735</div><div> Alloc PE / Size 133633 / 522.00 GiB</div><div> Free PE / Size 55102 / 215.24 GiB</div><div> VG UUID IB3AdY-85sg-p5El-L1Er-qpB3-0BWI-LvYmYj</div> <div><br></div><div># lvdisplay</div><div> /dev/dm-3: read failed after 0 of 4096 at 0: Input/output error</div><div> --- Logical volume ---</div><div> LV Name /dev/eBox-Veneyarna/root</div><div> VG Name eBox-Veneyarna</div> <div> LV UUID FhcR2z-aouw-X6wg-BKsz-wNdX-QwvS-KWZoiV</div><div> LV Write Access read/write</div><div> LV snapshot status source of</div><div> /dev/eBox-Veneyarna/rootsnap [INACTIVE]</div> <div> LV Status available</div><div> # open 0</div><div> LV Size 262.37 GiB</div><div> Current LE 67166</div><div> Segments 1</div><div> Allocation inherit</div> <div> Read ahead sectors auto</div><div> - currently set to 256</div><div> Block device 252:1</div><div><br></div><div> --- Logical volume ---</div><div> LV Name /dev/eBox-Veneyarna/swap_1</div> <div> VG Name eBox-Veneyarna</div><div> LV UUID Czx0Yi-1NCA-Ejwv-i0S2-I1yW-amD8-eV6KY8</div><div> LV Write Access read/write</div><div> LV Status available</div><div> # open 0</div> <div> LV Size 9.64 GiB</div><div> Current LE 2467</div><div> Segments 1</div><div> Allocation inherit</div><div> Read ahead sectors auto</div><div> - currently set to 256</div> <div> Block device 252:4</div><div><br></div><div> --- Logical volume ---</div><div> LV Name /dev/eBox-Veneyarna/backups</div><div> VG Name eBox-Veneyarna</div><div> LV UUID 5uWOv8-mwp2-utqI-QtAC-rbH3-GejG-zcWY4n</div> <div> LV Write Access read/write</div><div> LV Status available</div><div> # open 1</div><div> LV Size 50.00 GiB</div><div> Current LE 12800</div><div> Segments 1</div> <div> Allocation inherit</div><div> Read ahead sectors auto</div><div> - currently set to 256</div><div> Block device 252:5</div><div><br></div><div> --- Logical volume ---</div><div> LV Name /dev/eBox-Veneyarna/rootsnap</div> <div> VG Name eBox-Veneyarna</div><div> LV UUID HQ0HGG-31Mq-IZR1-3LDy-WIMG-BrAa-IhVpIN</div><div> LV Write Access read/write</div><div> LV snapshot status INACTIVE destination for /dev/eBox-Veneyarna/root</div> <div> LV Status available</div><div> # open 0</div><div> LV Size 262.37 GiB</div><div> Current LE 67166</div><div> COW-table size 200.00 GiB</div><div> COW-table LE 51200</div> <div> Snapshot chunk size 8.00 KiB</div><div> Segments 1</div><div> Allocation inherit</div><div> Read ahead sectors auto</div><div> - currently set to 256</div><div> Block device 252:3</div> <div><br></div></div><div><br clear="all">Oliver Carreńo<br> </div>